CVE-2021-39877

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Published Oct 4, 2021 CVSS 3.1 · 7.7 High EPSS 1.0% KEV · Not listed

Description

A vulnerability was discovered in GitLab starting with version 12.2 that allows an attacker to cause uncontrolled resource consumption with a specially crafted file.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

GitLab

GitLab

affected

Version	Status	Constraints
`>=12.2, <14.1.7`	affected	—
`>=14.2, <14.2.5`	affected	—
`>=14.3, <14.3.1`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-26234	A vulnerability was discovered in GitLab starting with version 12.2 that allows an attacker to cause uncontrolled resource consumption with a specially crafted file.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.042% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39877.json
https://gitlab.com/gitlab-org/gitlab/-/issues/300095
https://hackerone.com/reports/1077021

History

No history.

Subscriptions

Gitlab Gitlab

Weaknesses

CWE-400

Sources

CVE record Updated: Aug 4, 2024, 2:20 AM

Status: PUBLISHED
Assigner: GitLab
Published: Oct 4, 2021, 4:41 PM
Updated: Aug 4, 2024, 2:20 AM
Reserved: Aug 23, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:04 AM

Status: Modified
Published: Oct 4, 2021, 5:15 PM
Modified: Jun 17, 2026, 4:04 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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